EX622 V2.2 07/08

6

AC Current Measurements

WARNING: Disconnect the test leads before making clamp measurements.

1.

Rotate the Function switch to the

2.

Press the trigger to open jaw. Fully

enclose only one conductor.

3.

Read the current value in the display.

4.

If the value is less than 40A, rotate

position to improve resolution.

Frequency

When ACV is selected, the measured freq

uency can be viewed in the lower di

splay.

AC/DC Voltage Measurements

CAUTION: Do not measure voltages if a motor on the circuit is being switched ON or

OFF. Large voltage surges may occur that can damage the meter.

1.

Slide the input shutter to the up position.

2.

Rotate the function switch to the V position.

3.

Press the MODE button to select AC or DC Voltage.

4.

Insert the black test lead banana plug into the negative COM jack.

Insert the red test lead banana plug into the positive V jack.

5.

Touch the black test probe tip to the negative side of the circuit.

Touch the red test probe tip to the positive side of the circuit.

6.

Read the voltage value in the display.

Frequency

When ACA is selected, the measured frequency can be viewed in the

lower display.